/*	
	This program is free software; you can redistribute it and/or modify 
	it under the terms of the GNU General Public License as published by 
	the Free Software Foundation; either version 2 of the License, or 
	any later version.

    	This program is distributed in the hope that it will be useful, but 
	WITHOUT ANY WARRANTY; without even the implied warranty of 
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 
	General Public License for more details.

    	You should have received a copy of the GNU General Public License 
	along with this program; if not, write to the Free Software 
	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
	USA
*/


char in_port(int numport) {
	char valore;
  	__asm__ volatile ("inb %%dx,%%al":"=a" (valore):"d" (numport));
 	return valore;
}

void out_port(int numport,int portdata) {
	__asm__ volatile ("outb %%al,%%dx"::"a" (portdata),"d" (numport));
}
